96 lines
2.2 KiB
C++
96 lines
2.2 KiB
C++
/*
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Copyright (C) 2002-2003 Paul Davis
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include "public_editor.h"
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#include "redirect_automation_line.h"
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#include "audio_time_axis.h"
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#include "utils.h"
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#include <ardour/session.h>
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#include <ardour/ladspa_plugin.h>
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#include <ardour/insert.h>
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#include <ardour/curve.h>
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#include "i18n.h"
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using namespace std;
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using namespace ARDOUR;
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using namespace PBD;
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RedirectAutomationLine::RedirectAutomationLine (const string & name, Redirect& rd, uint32_t port, Session& s,
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TimeAxisView& tv, ArdourCanvas::Group& parent,
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AutomationList& l)
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: AutomationLine (name, tv, parent, l),
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session (s),
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_redirect (rd),
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_port (port)
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{
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set_verbose_cursor_uses_gain_mapping (false);
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PluginInsert *pi;
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Plugin::ParameterDescriptor desc;
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if ((pi = dynamic_cast<PluginInsert*>(&_redirect)) == 0) {
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fatal << _("redirect automation created for non-plugin") << endmsg;
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/*NOTREACHED*/
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}
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pi->plugin()->get_parameter_descriptor (_port, desc);
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upper = desc.upper;
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lower = desc.lower;
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range = upper - lower;
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if (desc.toggled) {
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auto_is_boolean = true;
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return;
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}
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auto_is_boolean = false;
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/* XXX set min/max for underlying curve ??? */
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}
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string
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RedirectAutomationLine::get_verbose_cursor_string (float fraction)
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{
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char buf[32];
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snprintf (buf, sizeof (buf), "%.2f", lower + (fraction * range));
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return buf;
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}
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void
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RedirectAutomationLine::view_to_model_y (double& y)
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{
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y = lower + (y * range);
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}
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void
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RedirectAutomationLine::model_to_view_y (double& y)
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{
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y = (y - lower) / range;
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y = max (0.0, y);
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y = min (y, 1.0);
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}
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